Home / 832,668.66-1,149,086.25-493,115.04

Finding the Fourth Proportional to 832,668.66, 1,149,086.25 and 493,115.04

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Solution

The fourth proportional to 832,668.66, 1,149,086.25 and 493,115.04 is: 680,500.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,668.66 : 1,149,086.25 = 493,115.04 : x
  2. Step 2: Convert to fraction form
    832,668.66/1,149,086.25 = 493,115.04/x
  3. Step 3: Cross multiply
    832,668.66x = 1,149,086.25 × 493,115.04
  4. Step 4: Simplify right side
    832,668.66x = 566,631,712,132.20
  5. Step 5: Solve for x
    x = 566,631,712,132.20/832,668.66
  6. Step 6: Final answer
    x = 680,500.83

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.